Managed XDR

reverse_shell_macro_obf.doc — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
reverse_shell_macro_obf.doc
Тип файла
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Bryan Lee, Template: Normal.dotm, Last Saved By: Natalia Meergus, Revision Number: 33, Name of Creating Application: Microsoft Office Word, Total Editing Time: 01:30:00, Create Time/Date: Mon Feb 3 08:11:00 2025, Last Saved Time/Date: Mon Feb 17 17:33:00 2025, Number of Pages: 1, Number of Words: 7, Number of Characters: 43, Security: 0
Размер файла
33.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
ac9f92969dbf2f0eaf1422e1ed7f0d7d141de785
SHA256
bd456703cc7b298963a294940de5f6a61d79bcb1d39f6485fbf9f861f01cb746
MD5
f98ca92423c9386d5753ac323d213f05

Сигнатуры

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1064 office_macros_suspicious: Document contains suspicious macro
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1059.001 suspicious_process: Spawns a suspicious process
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Privilege Escalation

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 network_http: Performs HTTP requests
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected